# Yiwen W.

> Software Development Engineer at Amazon

Location: San Francisco Bay Area, United States
Profile: https://flows.cv/yiwenw

Software Engineer with total 8 years development experiences, has rich hands-on experience in AWS cloud services and full Software Development Lifecycle including analyzing business requirements, application design, implementation, and testing. 

Proficient in various AWS services such as EC2, Lambda, DynamoDB, SQS, SNS, CloudFormation, CloudWatch, IAM, State Machine, S3, and others. Able to design, configure, and manage cloud-based infrastructure using AWS best practices.

Passionate towards software development and highly motivated to deliver strong results. Has exceptional development ability and problem-solving skills with the ability to quickly understand complex requirements and provide effective solutions.

## Work Experience
### Software Development Engineer @ Amazon
Jan 2022 – Present | Palo Alto, California, United States
●	Designed and implemented highly scalable scanner application to protect the integration of AWS Backup service. 
●	Major contributor to new Backup service Legal Hold API, developed major business logic and implemented storage.
●	Utilized State Machine, Lambda, and Queue services to implement high-efficiency serverless computing.
●	Designed and implemented application storage with NonSQL DynamoDB. Created DB index for query efficiency.
●	Built application infrastructure with CDK and cloud formation. Experiences in DevOps practices, like CI/CD pipelines.
●	Utilized IAM for application's role and permission management. Design and Created permission policies.
●	Wrote integration tests and unit tests to achieve full code coverage. Wrote fault tolerance code in all applications.
●	Implemented internal application helps customers reduce cost. Built Scheduler for high-volume notification with SNS. 
●	Experienced in Kubernetes and EKS service.

### Senior Application Developer @ Victoria's Secret
Jan 2022 – Jan 2022 | Columbus, Ohio Metropolitan Area
●	Leaded email verification service before tight deadline. Guided offshore team on design and  implementation.
●	Driven Sing Sign-on Integration with customer account. Guided design and implementation of microservices.

### Application Developer @ Victoria's Secret
Jan 2018 – Jan 2022 | Columbus, Ohio Metropolitan Area
●	Designed and developed web services from scratch for new platform in agile environment. Used Prometheus, Grafana  for instrumenting, Kibana for monitoring. Utilized Kafka for asynchronous messaging communication.
●	Substantial Knowledge of deployment using CICD with Jenkins to private cloud.

### Associate Application Developer @ Victoria's Secret
Jan 2015 – Jan 2018 | Columbus, Ohio Metropolitan Area
●	Implemented monolithic web applications that provide vital live financial info that directly helps  promoting sales.
●	Built monolithic web applications with JAVA, Spring MVC and Gradle, used HTML, JavaScript, and React for UI.
●	Built Java processes to extract, transform, load's the data into distributed In-memory Data Grids in round-robin


## Education
### Online Master's degree in Computer Science
Georgia Institute of Technology
Jan 2019 – Jan 2022

### Master's degree in Computer and Information Sciences, General
University of Pittsburgh
Jan 2012 – Jan 2014


## Contact & Social
- LinkedIn: https://linkedin.com/in/yiwen-w-b9575b55

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Source: https://flows.cv/yiwenw
JSON Resume: https://flows.cv/yiwenw/resume.json
Last updated: 2026-03-22